С ( 4; -6 ) D (6; 6)
Объяснение:
AB = √(8-8)+(18-8) = √9 = 3
AB = BC = 3
AC = 3×2=6
C (x;y)
6=8+x/2
x=4
6=18+y/2
y=(-6)
C(4; -6)
D(x⁰;y⁰)
x⁰= 8+4/2=6
y⁰= 18+(-6)/2=6
D(6;6)
С ( 4; -6 ) D (6; 6)
Объяснение:
AB = √(8-8)+(18-8) = √9 = 3
AB = BC = 3
AC = 3×2=6
C (x;y)
6=8+x/2
x=4
6=18+y/2
y=(-6)
C(4; -6)
D(x⁰;y⁰)
x⁰= 8+4/2=6
y⁰= 18+(-6)/2=6
D(6;6)